UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M99I7WhBCeQFrwZiv4pIpgA/0YovG7GxckeWaBnUgbY=' 
WHERE 
  key_id = '82c1d8193d71335fd6662deea62b0bfc19b3407dbd77d94e70421e98ce87f341' 
  AND (
    token = 'M99I7WhBCeQFrwZiv4pIpgA/0YovG7GxckeWaBnUgbY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )